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LFSP Ch. 2

Across
A disorder that involves not enough oxygen to the organs. Doctor's monitor the fetus's heart rate to help guard against this.
______ provide the cell with a specific set of biochemical instructions.
Any agent or factor causing a birth defect; can cause a spontaneous abortion if exposed during the zygotic period.
_________contain a total of 22 autosomes.
A very serious depression some women develop after childbirth. This includes physiological as well as psychological symptoms. Some studies show that breast-feeding may reduce symptoms.
A principle that states development proceeds from the center of the body outwards.
Effective way of preventing low birth weight for an infant.
The idea that one can improve the human race by careful selection of mates.
Down
Infants born prior to 36 weeks after conception.
Trisomy 21
The threadlike structures in the nucleus of a cell that contain genetic material.
One way to delivery a baby; it reduces some risks however can increase the risk for maternal infection.
A process when a long needle is inserted into the abdomen of a pregnant woman, to take a sample of the fluid surrounding the fetus.
Connects the developing fetus to the uterine wall and allows for the exchange of nutrients and waste.
______ twins are conceived with two eggs and two sperm.
The period of pregnancy that begins with fertilization.